package com.gl.disign.pattern14.template;

public abstract class AbstractCalculator {
    public final int calculate(String exp,String opt){
        int array[] = split(exp,opt);
        return calculate(array[0],array[1]);
    }
    /*被子类重写的方法*/
    abstract public int calculate( int num1, int num2);


    public int [] split(String exp,String opt){
        String array[] = exp.split(opt);
        int arrayInt[] = new int [2];
        arrayInt[0] = Integer.parseInt(array[0]);
        arrayInt[1] = Integer.parseInt(array[1]);
        return arrayInt;
    }
}
